A Single-Phase Waiting-Line System Meets the Assumptions of Constant Service

question 72

Multiple Choice

A single-phase waiting-line system meets the assumptions of constant service time or M/D/1.Units arrive at this system every 12 minutes on average.Service takes a constant 8 minutes.What is the average number in the system Ls in units?

• A)2.25
• B)2.5
• C)3.0
• D)1.33
• E)5.0

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